Insulator sleeve for a container



FIG. 1 is a perspective view of insulator sleeve for a container showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIGS. 8-9 are perspective views of the design in various states of use.

The portions shown in dashed lines do not form part of the design. 

CLAIM The ornamental design for insulator sleeve for a container, as shown and described. 